// Copyright 2023 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package main

import (
	"context"

	"go.opentelemetry.io/otel"
	"go.opentelemetry.io/otel/attribute"
	"go.opentelemetry.io/otel/metric"
)

func main() {
	provider := otel.GetMeterProvider()
	meter := provider.Meter("meter")
	requests, err := meter.Int64Counter(
		"http_requests",
		metric.WithDescription("Number of HTTP requests."),
	)
	if err != nil {
		panic(err)
	}
	ctx := context.Background()
	requests.Add(ctx, 1, metric.WithAttributes(
		attribute.Key("path").String("/foo"),
		attribute.Key("status_code").Int(404),
	))
}
